Conduit Outlet Box with Multiple Hubs, Explosion-Proof, Dust-Ignitionproof, Malleable Iron, Unilet, GRSS Box with Cover. Includes: Internal Ground Screw and O-Ring, Externally Threaded Surface Cover with 3.38 Inch Opening, (4) 3/4 Inch Pipe Plugs and (7) 3/4 Inch Hub
- Material: Malleable Iron
- Hub Diameter: 3/4 in